Prabhakara Varrier, K. M. (2016). Bhashasastra vivekam (4th ed.). Vallathol vidyapeetham.
Chicago Edition CitationPrabhakara Varrier, K M. Bhashasastra Vivekam. 4th ed. Shukapuram: Vallathol vidyapeetham, 2016.
MLA Edition CitationPrabhakara Varrier, K M. Bhashasastra Vivekam. 4th ed. Vallathol vidyapeetham, 2016.
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